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air-breather

American  
[air-bree-ther] / ˈɛərˌbri ðər /
Or airbreather

noun

  1. an aircraft, missile, or submarine engine that requires air from the atmosphere for the combustion of its fuel.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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